Study: heterosexual women who feel more objectified by their partner experience orgasm less frequently and engage in more sexual emotional labor. Men’s self-reported objectification of their partner did not predict these outcomes--only women's feeling/perception of being objectified did.

Amyl nitrate (a.k.a. "poppers") is a popular inhalant used during sex (particularly among gay men) to relax smooth muscle and create feelings of euphoria. The FDA is cracking down on manufacturers in the wake of growing misuse (people drinking poppers) and unfounded claims that poppers cause AIDS.

Research finds that shorter guys view their interactions with other men as being more competitive, especially in the context of mating. By contrast, women's height is unrelated to feelings of competitiveness with other women.

Some straight women prefer watching lesbian pornography over heterosexual content. Research finds that this preference is not about a shift in sexual identity, but is rooted in the desire for authentic depictions of pleasure, a lack of degradation, and a more relatable sexual experience.

Low desire is one of the most common sexual complaints, especially among women. While many factors can contribute to low desire, it's often because the sex they're having is painful, not pleasurable, or obligatory. Increasing desire often starts with making sure you're having sex that's worth having

Drugs that mimic the behavior of dopamine can trigger impulsive and risky sexual behavior. Many people who have taken these drugs (often prescribed for movement disorders) report enhanced libido and intense urges for "deviant" sex; however, doctors rarely warn patients of this side effect.

Since the connection-starved pandemic era, the tourism industry has embraced the sexual wellness trend. Now the international sex party scene is booming.

Research finds that erotic webcam use offers benefits for some, but problems for others. Many users report gaining sexual knowledge and emotional connections that would otherwise be difficult to obtain in person; others report feeling trapped in compulsive viewing and being financially exploited.

A large number of men say they reach orgasm quicker than they'd like, but a substantial minority experience delayed orgasm. As many as 1 in 10 men over age 40 struggle to reach orgasm, which is often due to anxiety, depression, medication, or neurological issues.

Many women who cheat aren’t actually looking to leave their relationships. In fact, they’re cheating in order to stay, seeking an affair that fulfills some unmet need in the relationship

The incel worldview—that society universally hates them—is largely inaccurate, according to new research. This study found that incels significantly overestimate how much society blames them for their problems, while also underestimating the level of sympathy from others.

Some people have sex out of a sense of duty or obligation. While persons of any gender or sexuality may have "duty sex," it appears to be most common among older women. Research finds that duty sex is linked to lower sexual satisfaction, greater sexual pain, and a history of nonconsensual sex.

The early stages of romantic love are often described as being highly passionate, featuring obsessive thoughts and a high frequency of sex. However, research shows substantial variation in how this is actually experienced, pointing to 4 different kinds of lovers who range from mild to intense.

In a new study of men who own sex dolls, most described them as "perfect partners" that wouldn't judge or reject them. Most men also described their dolls as providing more than just sexual fulfillment and felt a deeper connection with them.

Being cheated on by a romantic partner can potentially harm your long-term health. Research finds that people who have experienced partner infidelity are more likely to report worse chronic health, and this effect persists even when people have other supportive relationships in their lives.

It is often assumed that the longer a couple is together, the more they engage in sexual self-disclosure. However, research finds no evidence to support this. Factors that do predict sexual self-disclosure include: relationship satisfaction and certainty, secure attachment, & sexual assertiveness.

Angrier men are perceived as being less intelligent by women. New research suggests that men who exhibit higher levels of anger are viewed as less intelligent by their female partners, and this perception contributes to lower satisfaction within the relationship for both partners.

Study: Both men and women overestimate how masculine or feminine the other gender envisioned the most attractive face. Men thought women preferred more masculine faces than they actually did, and women believed men preferred more feminine faces than they did in reality.

Until recently, researchers didn't even bother to ask men whether they had ever faked orgasms. It was assumed that they wouldn't have any need to do so, given men's high rate of orgasm. However, research has since found that between 25-34% of men have faked an orgasm before.

In research, relationship satisfaction is typically measured on a single dimension, ranging from positive to negative. However, these assessments fail to capture two other types of relationship evaluations: ambivalence (mixed feelings) and indifference (no strong feelings one way or another).

Research finds that heterosexual men produced ejaculates with higher sperm concentration when they perceived that their female partner had more male friends and coworkers. In other words, when men perceive more potential sexual rivals, they release more sperm.

Persistent genital arousal disorder is one of the most distressing sexual dysfunctions. It is characterized by near-constant genital arousal in the absence of sexual desire and has a prevalence rate of 1-4%. It can develop at any age and has many causes (e.g., nerve issues, medication, etc.).

Difficulty Finding Studies re: Relationship Length

Today, nearly 1 in 10 US adults identify as LGBTQ, almost triple the number that it was a decade ago. The increase is mostly driven by young people, with nearly one-quarter of Gen Z identifying as LGBTQ, most of whom are bisexual.

Research finds that your friends seem to have a pretty good idea of whether you are ready for a serious romantic relationship. People and their friends generally agree on how prepared someone is for commitment.